+84 28 3820 8888 
Images and technical specifications for item 4T-HM903245/HM903210.
PRODUCT INFORMATION
Description and selection guidance
NTN Bearing 4T-HM903245/HM903210 belongs to the Tapered Roller Bearings family. The technical tables below show the available dimensions, ratings, speeds and mounting limits for this item.
When requesting a quotation, provide the complete item number, required quantity and operating conditions so Cat Son can verify the configuration.
4T-HM903245/HM903210 specifications
TECHNICAL SPECIFICATIONS
- Brand / Manufacturer
- NTN
- d - Shaft bore diameter
- 41,275 mm
- D - Diameter outside
- 95,25 mm
- B - Width
- 28,575 mm
- C - Outer-ring width
- 22,225 mm
- T - Overall width
- 30,958 mm
- d1 - Inner-ring outside diameter
- 71,5 mm
- a - Load application point
- 31,358 mm
- Weight
- 1,05 kg
PRODUCT PERFORMANCE
- C - Basic dynamic load rating
- 107 kN
- C0 - Basic static load rating
- 116 kN
- Cu - Fatigue load limit
- 14,1 kN
- A2 - Rated-life factor
- 1
- e - Limiting value
- 0.74
- Y0 - Static axial load factor
- 0.45
- Y2 - Upper axial load factor
- 0.81
- N lim - Oil lubrication limiting speed
- 4900 tr/min
- N lim - Grease lubrication limiting speed
- 3700 tr/min
- Tmin - Minimum operating temperature
- -40 °C
- Tmax - Maximum operating temperature
- 120 °C
LIMITS
- da max - Maximum shoulder diameter IR
- 54 mm
- db min - Minimum shoulder diameter IR
- 63 mm
- Da max - Maximum shoulder diameter OR
- 81 mm
- Db min - Minimum shoulder diameter OR
- 91 mm
- ra max - Maximum fillet radius
- 3,5 mm
- r1a - Maximum fillet radius
- 0,8 mm
NTN ITEM SUPPORT
Send the current item and operating conditions.
Cat Son can compare dimensions, design and mounting conditions before quotation.
